The secretary worked late into the night, a long speech for the president.A. to prepareB.

发布时间:2020-08-17 14:08:14

The secretary worked late into the night,     a long speech for the president.
A. to prepare
B. preparing
C. prepared
D. was preparing

网友回答

A. to prepare
(答案→)B. preparing
C. prepared
D. was preparing
解析:现在分词作状语时,其逻辑主语必须和主句的主语保持一致,也就是说主句的主语是现在分词动作的执行者。现在分词作状语也可表示时间、原因、伴随情况、结果等。故选B。若句中逗号改为句号时,可选A作目的状语。
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